# Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. 2x + 10y = 58 -14x + 8y = 140

91,718 questions, page 671-
## math

A movie theater seats 500 people. For any particular show, the amount of money the theater makes is a function m(n) of the number of people, n, in attendance. If a ticket costs 2 dollars, find the domain and range of this function. domain: ?≤ n ≤?

*asked by sara on September 3, 2011* -
## math

. What’s the better deal: 1 lb. of Boars Head ham for $7.99 or ¾ lb of Boars Head ham for $5.49? Explain/show why.

*asked by beatrice on October 7, 2012* -
## algebra

what is an equation of a parobola with the given vertex and focus? vertex(5,4) and focus(8,4) Can someone show me the steps to get the equation please?

*asked by lee on February 21, 2013* -
## calculus

Triangle ABC is an equalateral triangle, with O it's centroid. a) Show that vector OA + vector OB + vector OC = vector 0

*asked by Anonymous on April 24, 2010* -
## Pre-Calc B

How do I find zeros on a graph of a cubic function? I can tell that two of the zeros are -4 and 3 because they show on the graph, but how do I find the other?

*asked by Emma on January 20, 2012* -
## math

If I give you $40 then the ratio of my money to yours is 4 : 5. On the other hand, if you give me $40, then the ratio is 8 : 1. How much money do both of us have? please show all steps

*asked by anonymous on March 5, 2017* -
## Chemistry- urgent help needed

How do I prepare 40% v/v from 95% ethanol? When we say 95% ethanol, do we usually mean 95% w/w ethanol unless otherwise stated? Please show me the calculation steps to prepare 40% v/v from 95% w/w ethanol. Thanks.

*asked by annie on September 19, 2010* -
## Maths

The relation f is defined by f(x)={x²,0

*asked by Rose on August 1, 2018* -
## math

My sister is 9 1/2 years old my brother is 4 3/4 years younger than my sister how old is my brother show me how to get the answer

*asked by James on March 1, 2016* -
## maths

in the fig Cis the midpoint of line segment AB and P is midpoint of line segment AC.show that PC=1/4 AB.

*asked by sanket sunil ghodake on November 19, 2016* -
## SCIENCE help?

I did this question in this way but 2 of them correct ,is anyone can help me with this question ,many thanks. Choose the words or phrases that most accurately complete the sentences below. Drag and drop your choices into their appropriate spaces. One of

*asked by john!!!!!!!!!!!!!!!!!!!!!!!!!!!! on November 9, 2013* -
## English

I have a question about writing my thesis for my paper. The topic was war as a social disease and the three body paragraphs were Dissection & Numeration, Statement of Conflict/Problem/ and Solution, and Statement of Root Principle? How would I form my

*asked by Michele on February 14, 2009* -
## chemistry who helps me for me

A 0.887g sample of a mixture of nacl and kcl is dissolved in water , and the solution is then treated with an excess of agn03 to yield 1.913g of agcl. Calculate the percent by mass of nacl in the mixture 1.913/143g/mol = 0.01337 who helps me

*asked by Ferda on January 18, 2014* -
## Chemistry

An aqueous solution of KF is add dropwise to an aqueous micture containing 0.25M Ca2+ and 0.75M Mg2+ calcuate the minimum molarity of F that is nessaryvto initate the precipitation of each salt? Which precipitate first? Ksp of CaF2 :5.4x10^-9 Ksp of MgF2

*asked by Tom on November 21, 2015* -
## Physics

The astronomical unit (AU, equal to the mean radius of the Earth’s orbit) is 1.4960E11 m, and a year is 3.1557E7 s. Newton’s gravitational constant is G=6.6743E-11 m^3kg^-1s^-2. Calculate the mass of the Sun in kilograms. (Recalling or looking up the

*asked by Roberto on May 4, 2011* -
## APChem

Hi! Thank you for your help... A 25.0 mL sample of 0.723 M HClO4 is titrated with a 0.273 M KOH solution. The H3O+ concentration after the addition of 66.2 mL of KOH is ______M. (The answer is supposed to be 1.00X10^-7) How do I set this problem up? I

*asked by Kiki on March 21, 2010* -
## SCIENCE(PHYSICS)

a train is moving on a straight track n travels at a speed of72km/hr and passes a pole in 3 seconds. find the time taken by the train to pass the bridge of length of 540 m? Sir in the solution i understood why we will get27 sec. but why we will add 3 sec?

*asked by YASH on May 27, 2011* -
## CHEMISTRY 1B

A student finds that k = 0.0027 L/mol · s, and m and n are both 1. Calculate the expected rate if 6.0 mL of 0.10 M [S2O82− ] is mixed with 4.0 mL of 0.20 M [I − ]. Assume the final volume of the solution is 10.0 mL. I used the given molarities and

*asked by Joanaleine Ferrera on May 17, 2016* -
## Chem

What molarity of a NH4NO3 solution has a pH of 5.220? Kb for NH3 is 1.8 x 10^-5. Choose one answer. a. 6.31x 10-6. b. 2.21 x 10-6 c. 5.56x 10-10. d. 0.065 I started by taking the inverse log of the PH to get (6.02*10^-6) then I was thinking its not the way

*asked by AMI on April 6, 2010* -
## chemistry (science)

The addition of 50mL of 2.02 M NaOH to 50 mL of 2.00 M HNO3 at 22.0 degree celsius resulted in maximum temperature of 36.1 degree celsius with a total mass of the solution of 100.0 g. calculate molar heat of neutralization and compare it to the results

*asked by bee on October 30, 2017* -
## Written Commuincations

How can I write a business solution for the following question. The trip schedule for Mexico during spring break has been cancelled due to bankruptcy of the bus company. You must tell 25 of your classmates that the trip has been cancelled and that have

*asked by Kim on November 24, 2007* -
## calculus

I posted this below, and no one answered. Please help with this very complicated question! Using 3(x-3)(x^2-6x+23)^1/2, as the chain rule differentiation of f(x)=(x^2-6x+23). Please explain how I find the general solution to the differential equation

*asked by Amy on April 21, 2011* -
## calculus

I posted this below, and no one answered. Please help with this very complicated question! Using 3(x-3)(x^2-6x+23)^1/2, as the chain rule differentiation of f(x)=(x^2-6x+23). Please explain how I find the general solution to the differential equation

*asked by Amy on April 19, 2011* -
## Chemistry

Calculate the [H3O+] and pH of each polyprotic acid solution. (b) 0.116 M H3C6H5O7 I did part (a) just fine, but for some reason can't figure (b) out. Can someone help me with just the [H3O+] part to get me started? I already got 9.3e-3 and 1.4e-3 without

*asked by DeeDee on April 6, 2013* -
## Physics

The astronomical unit (AU, equal to the mean radius of the Earth’s orbit) is 1.4960E11 m, and a year is 3.1557E7 s. Newton’s gravitational constant is G=6.6743E-11 m^3kg^-1s^-2. Calculate the mass of the Sun in kilograms. (Recalling or looking up the

*asked by Roberto on May 3, 2011* -
## chemistry

Can someone please explain how to do this question? A 0.057M solution of a weak acid has a pH of 4.93. Determine the ionization constant, Ka, of the acid. a) 2.1 x 10^-4 b) 2.4 x 10^-9 c) 4.1 x 10^-8 d) 2.8 x 10^-7 e) 1.4 x 10^-10 -- Well, to be honest, I

*asked by polkadot on April 7, 2011* -
## Chemistry

The fictitious compound, pandemonium carbonate Pn(CO3)2 hase a Ksp=3.091x10^-9M3 in water at room temperature. Calculate the solubility of Pn(CO3)2 in an aqueous solution of 1.11 M pandemonium sulfate Pn(SO4)2 (aq) . Express your answer in units of

*asked by Odesa on December 11, 2012* -
## Chemistry

Solid Na2SO4 is added to a solution which is 0.012 M in Pb(NO3)2 and 0.048 M in AgNO3. Assume the volume remains constant. Ksp = 2.0 10-8 for PbSO4 and Ksp = 1.2 10-5 for Ag2SO4. (a) Which compound precipitates first? (b) What is the concentration of the

*asked by Gregory on March 15, 2013* -
## Physics

The astronomical unit (AU, equal to the mean radius of the Earth’s orbit) is 1.4960E11 m, and a year is 3.1557E7 s. Newton’s gravitational constant is G=6.6743E-11 m^3kg^-1s^-2. Calculate the mass of the Sun in kilograms. (Recalling or looking up the

*asked by Roberto on May 3, 2011* -
## 9 word sentence, please help!!

aamaesneadsiainnacedgthteohkhmecy * it's 9 words long * it has to do with sports * it rhymes those are my clues....please help.. Try these: http://www.ssynth.co.uk/~gay/anagram.html http://wordsmith.org/anagram/ http://www.unscramble.net =) Thank you for

*asked by megz on April 14, 2007* -
## Writing

Please grade, correct,and give feedbacks. Prompt: Colleges reward professors,who have significant research and teaching experience, with tenure. Once tenured, a professor holds his or her job without review and with little danger of being fired or

*asked by Anonymous on August 4, 2013* -
## Math

5. The following random sample was selected : 4, 6, 3, 5, 9, 3. Find the 95% confidence interval for the mean of the population. 6. In a sample of 35 high school seniors, 14 of them are attending college in the fall. Find the 95% confidence interval for

*asked by Anonymous on May 9, 2013* -
## College physics

A 0.006 00-kg bullet traveling horizontally with a speed of 1.00 x 10^3 m/s enters an 20.1-kg door, imbedding itself 10.9 cm from the side opposite the hinges as in the figure below. The 1.00-m wide door is free to swing on its frictionless hinges. At what

*asked by johnny on April 11, 2012* -
## Math: Geometry

ok so i am really confused on my assignment. So What we are suppose to do is take pattern blocks (a triangle, square, hexagon, rhombus, trapazoid, and small rhombus) and see how many can go around a central point. I figured out that there are 6 possible

*asked by Melissa on January 18, 2017* -
## Dilution

Please, if possible, check if my method of dilution is correct Problem: Given a very concentrated liquid PBS, dilute it to 1:15,000 My approach is to use serial dilution First: dilute it 15x (50ul of PBS + 750ul of water)... this will give 1:15 Second:

*asked by John on February 15, 2013* -
## statistics

A sixth form class consists of 6 girls and 9 boys. Three students from the class are chosen at random. The number of boys chosen is denoted by the random variable X. Show that a)P(X=0)=120/2730 b)P(X=2)=1296/2730

*asked by Nabiha on December 3, 2011* -
## Physics-mechanics

A satellite is placed in orbit, with a radius that is half the radius of the Moon's orbit. Find the period of the satellite in units of the period of the Moon. (sketch and analyze the situation, show all working so I can understand how you arrived at your

*asked by Rebecca on December 27, 2012* -
## Biostatistics

Test the potency of a drug on 20 rats. Previous animal show that a 10-mg dose of drug is lethal 5% of the time within 1st 4 hours; of the animals alive at 4 hours, 10% will die in the next 4 hours. What is the probability that 3 or more rats will die in

*asked by Cathy on June 8, 2013* -
## Math

In Simplifying 7 to the 11th power and 7 to the 9th power, Alexis decides to use her calculator to find 7 to the 11th power and 7 to the 9th power indiviually before dividing. Show how Alexis could use the laws of exponents to arrive at the answer more

*asked by Anonymous on January 28, 2008* -
## Chemistry

Use Lewis diagrams to show how electrons are shared to form covalent bonds in compounds with the following atoms. Write the formulas a) one carbon atom and four chlorine atoms i think i would share each of the four electrons of carbon with the chlorine

*asked by Anonymous on October 4, 2014* -
## Geometry

find 1 counter example to show the each conjecture is false. that means prove the follwing statment false. The product of 2 positive numbers is greater than either number. ok so I know product means to multiply but if you multiply you get a bigger number .

*asked by tori on August 22, 2007* -
## Geometry Part 2

A highway makes an angle of 6 with the horizontal.This angle is maintained for a horizontal distance of 5 miles.To the nearest hundredth of a mile, how high does the highway rise in this 5- mile section?Show the steps you use to find the distance.

*asked by Karen on April 15, 2013* -
## Physics-mechanics

A satellite is placed in orbit, with a radius that is half the radius of the Moon's orbit. Find the period of the satellite in units of the period of the Moon. (sketch and analyze the situation, show all working so I can understand how you arrived at your

*asked by Rebecca on December 27, 2012* -
## Science

I am trying to find an example of how to write a prediction for a Biology Lab Report. I think a prediction should be written as an if/when statement. Does anyone know of some where that I can find a lab report that includes a prediction(s)? All of the

*asked by Lori on April 1, 2008* -
## canterbury tales

My question is, List the Friar's talents. What do you think these talents contributed to his work for the Church. However, I can only find the Friar's tale. It doesn't say anything about his talents.

*asked by Tabby on November 29, 2007* -
## math

Lisa can make a costume twice as fast Justin can. If they both work together, they can make it in 8 hours. How long will it take Mary to make the costume if he works alone?

*asked by Chris on July 30, 2014* -
## Physics

The brakes of a truck cause it to slow down by applying a retarding force of 8740 N to the truck over a distance of 1130 m. What is the work done by this force on the truck?

*asked by Emily on November 14, 2012* -
## Math

Can someone check my work and see if I did this correctly? Problem: 9^(x+6)=3^x ln9^(x+6)=ln3^x (x+6)*ln(9)=x*ln(3) (x+6)/x=ln(3)/ln(9) x/x+6/x=0.49999977 1+6/x=0.49999977 6/x=0.49999977-1 6/x=(-0.5000002) x=6/(-0.5000002) x=(-11.9999952) is this correct?

*asked by Tim on April 13, 2008* -
## English

When you are looking at a work by Monet, stand back at least fifteen or twenty feet. simple, compound, complex, compound-complex complex

*asked by Hayley on November 17, 2010* -
## Algebra

Determine whether the given numbers are solutions of the inequality. t - 8 > 2t - 3 The given numbers are: 0, 3.3, -9, -3 I understand the problem and how to figure it out. Its just that when I tried this problem, none of the numbers worked. Did any work

*asked by Carrie on January 15, 2009* -
## physics

what is the work done a bringing a charge from infinity to a point P, if the point P is 5m to the positive y-axis from a charge A(5uC) which is 3m to the left of another charge B(-2uC)?

*asked by jay on February 20, 2016* -
## math

A ball and a box weigh 900 grams. Two identical balls and the same box weigh 1.35kg. What is the mass of the box? How do I work this out?

*asked by milli on May 10, 2018* -
## physics

A spring has k=88 N/m. create a graph and use the graph to determine the work needed to stretch the spring from x = 4.1 cm to x = 5.8 cm, where x = 0 refers to the spring's unstretched length.

*asked by Anonymous on January 2, 2012* -
## physics

The brakes of a truck cause it to slow down by applying a retarding force of 2350 N to the truck over a distance of 817 m. What is the work done by this force on the truck?

*asked by summer on July 8, 2013* -
## Math

How would you work this problem? Thanks! Josie paid $72.00 for a baseball glove. Price reflected 10% discount off regular price. What was regular price?

*asked by jojo on September 9, 2008* -
## help! due tommorrow

an assortment of coins contains 20 pennies, 2 nickels and 6 dimes what percentage of the coins are nickels? ( in the book the answer says 7% nickels) i want to know how to work out the problem

*asked by bbb444 on September 13, 2011* -
## Math

What is 1 7/12 - 3/20 equal to? I tried to do this question but I couldn't quite get the answer. For the directions of the work, its says use the least common multiple as the denominator and when I came across this one, I couldn't quite get the answer. If

*asked by Nat on March 27, 2017* -
## algebra

Write an equation of the line containing the given point and parallel to the given line. Express your answer in the form Y= mx+b (6,8); x+6y=5 The equation of the line is Y= I do not how work this problem help me, please

*asked by Johnnie on March 17, 2009* -
## Calculus

integral 0 to sqrt(3) dx/sqrt(4-x^2) I don't understand why the answer is pi/6. I get pi/3. Thanks for the help! Work: u=x/2 du=1/2dx 2du=dx 2/2sqrt(1-u^2) sin^-1(x/2) sin^-1(sqrt(3)/2)= pi/3

*asked by Anonymous on June 4, 2008* -
## Physics

The brakes of a truck cause it to slow down by applying a retarding force of 7760 N to the truck over a distance of 870 m. What is the work done by this force on the truck?

*asked by Chris on March 1, 2015* -
## Physics

A block is pushed 2m along a fixed horizontal surface by a horizontal force of 2N. The opposing force of friction is 0.4N. How much work is done by the frictional force

*asked by Queenesther on November 15, 2018* -
## Formal Logic Question

Please help me work out the following formal logic problem.... Given the premise that whoever smelt it dealt it, does it necessarily follow that whoever dealt it must also have smelt it? No. For it is possible that nobody could have smelt it, yet the

*asked by Tyler on April 18, 2007* -
## physics

A +30 µC charge is placed 44 cm from an identical +30 µC charge. How much work would be required to move a +0.69 µC test charge from a point midway between them to a point 14 cm closer to either of the charges?

*asked by Nick on January 17, 2012* -
## Physics

A +35 µC charge is placed 42 cm from an identical +35 µC charge. How much work would be required to move a +0.55 µC test charge from a point midway between them to a point 8 cm closer to either of the charges?

*asked by Anonymous on February 4, 2013* -
## Math

Robert is writting a poem. The poem is divided into 5 stanzas and is on 2 pages. There are 60 lines in the poem. How many lines are in each stanza? shoe work please

*asked by Carlos on March 29, 2011* -
## Physics

A cyclist starts from rest and coasts down a 6.5∘{\rm ^\circ} hill. The mass of the cyclist plus bicycle is 95kg{\rm kg} . The cyclist has traveled 270m{\rm m} .What was the net work done by gravity on the cyclist? How fast is the cyclist going? Ignore

*asked by Anonymous on May 10, 2014* -
## statistics

In a poll of voters in a certain city, 32% said that they backed a bill which would limit growth and development in their city. The margin of error was reported as 1.7% with 90% confidence. Determine the bounds for the confidence interval. A. (88.3%,

*asked by debbie on October 23, 2011* -
## MATH

Englewood averaged 17 problems right on the math decathlon. Avalon Park Elementary scored an average of 14 problems right. Which equation show the difference, (d) between the averaged points scored by the Engelwood and Avalon Park? a. d=17x14 b. d=17-14 c.

*asked by vera on February 10, 2013* -
## Math-please help

Hallie is trying to win the grand prize on a game show. Should she try her luck by spinning a wheel with 6 equal sections labeled 1 to 6 and hope she gets a 5, or should she roll two number cubes and hope she gets the same number on both cubes? Explain. I

*asked by Rose on May 29, 2018* -
## physics

A hollow cylinder, a solid cylinder, a hollow sphere, and a solid sphere roll down a ramp without slipping, starting from rest. The ramp is 0.25 m high. All the objects have radius 0.035. What are their final speeds? Please show what equation you used and

*asked by Caroline on November 5, 2015* -
## Algebra

Which of the following types of information is suited for display on a scatter plot? A.relationship between favorite color and age B.relationship between number of pets and favorite TV show C.relationship between hours of exercise and number of siblings

*asked by Cassie on March 4, 2013* -
## Civics

What motivated the Founding Fathers to include the phrase "We the People" in the Preamble of the U.S. Constitution? So far I have: The Founding Fathers did this because they wanted to show that the Preamble of the U.S. Constitution was made by the people

*asked by Baxie on November 5, 2014* -
## chemistry

The density of diamond is 3.51g/cm^3,and the density of platinum is 21.43g/cm^3.If equal masses of diamond and platinum are transferred to equal volumes of water in separate graduated cylinders,which graduated cylinder would have the greatest volume

*asked by summer on January 22, 2017* -
## math/statistics

The data show the time intervals after an eruption (to the next eruption) of a certain geyser. Find the regression equation,letting the first variable be the independent (x) variable. Find the best predicated time of the interval after an eruption given

*asked by slomomo on March 6, 2015* -
## writing sentences and paragraphs

Paragraph 1 Background You’ve applied for a specific job in your field of study. The Human Resources Department arranges an interview and tells you to bring with you a polished piece of writing for them to evaluate your writing skills. The paragraph must

*asked by me too on February 22, 2010* -
## Physics

Yep its me again... sorry for re-posting this question but I am quite desperate here and I need to have this question answered, sorry if that sounds rude. IF 2.0 J of work is done raising g apple how far is it lifted? I know W= Fd hence I divided instead

*asked by Edwin on October 24, 2010* -
## art

generally, artists change their styles a. offen beacuse of the influence of events that happen in life b. raely beacuse it is confuses the audience. c. their work naturally has the characteristics of the style. d. they chose to join a group of artists

*asked by helpthanks on November 20, 2014* -
## Consumers Math

I don't want the answer to this question, but if someone could please tell me how to work it out, that would be great and I could finish it on my own. Thank you very much:) Question- Your station charges $15.95 for an oil change. As a promotion you sell

*asked by Cat on May 12, 2014* -
## Art plz help!!!

A sculpture shows a group of citizens engaged in planting trees in a forest. What cultural norm is communicated in this work? (1 Point) A) valuing creativity B) valuing gratitude C) valuing peace D) valuing the natural world*** My answer

*asked by Beyblade Burst is Awesome on March 27, 2018* -
## Physics

A body of mass 10kg is to be raise from the bottom to the top of an inclined plane 5m long and 3.0m off the ground at the top assuming a frictionless surface,how much work must be done by the force parallel to the plane pushing the block up to a constant

*asked by collins on October 31, 2018* -
## physics

A 50-kg block is pushed a distance of 5.0 m across a floor by a horizontal force Fp whose magnitude is 150 N. Fp is parallel to the displacement of the block. The coefficient of kinetic friction is 0.25. A) What is the total work done on the block? B) If

*asked by Amy on February 13, 2012* -
## Chemistry

Find the pH of each mixture of acids. 0.115 M HBr and O.125 M HCHO2. I TRIED DOING THIS PROBLEM THE SAME WAY AS THE ONE BEFORE BUT IT DIDN'T WORK. THE PH SHOULD BE 0.939. I did HBr as stronger acid and got concentration of H+ and put it into the ka

*asked by L.Bianchessi on February 27, 2012* -
## multiple choice economics

Which law allowed states to pass right-to-work laws? A. Fair Labor and Standards Act of 1938 B. Taft-Hartley Act of 1947 C. Equal Pay Act of 1963 D. Civil Rights Act of 1964 I think its D

*asked by Alex on November 19, 2015* -
## language arts

which question should you ask during your third read of multi draft reading process? 1. who is the speaker, or the voice that "says" the words of the poem? 2. How has the work expanded my ideas-or my imagination? 3. What do the word choices and imagery

*asked by ben on January 27, 2015* -
## educatial technology

which of the following statements is true of a time management plan? a. it is a work in progress that will need to be altered many times b. the plan you create is the one you should stick with c. you dont need to schedule breaks or free time d. it isnt

*asked by Amy on February 23, 2018* -
## Applied Geometry

What is the volume of a right triangular pyramid whose base is 3 meters on each side and whose altitude is 4 meters? 4.5 m3 3.9 m3 5.2 m3 Are the possible answers, I calculated 3 square root 3 m3, which simplified was 5.19, so I think it is 5.2m3. Can you

*asked by HWKIS on August 13, 2015* -
## Grammar

Determine if the following sentence employ the correct use of commas and apostrophes. True Correct False wrong 1. The girl's mother, a nurse at a local clinic, was called at her work and told of her daughter's injury. Answer: True

*asked by Leslie on May 11, 2011* -
## Physics 101 help (dumb it down please)

A 12,000 kg truck moving to the right at 22 m/s collides with and sticks to a 1200 kg car moving to the right at 16 m/s. What speed do the two vehicles move after the collision in what direction Also Calculate the Kinetic energy converted to heat sound and

*asked by Haley on October 20, 2015* -
## 8th grade homework

Please help me I beg of you! My math teacher is awful and I have no idea how to do my pretest and she's picky about showing my work so it would be helpful if you could explain :) 1.six is subtracted from a number. The result is devided by four. This result

*asked by Anna on September 14, 2014* -
## Foreign languages

I left out the following questions. Thank you. 1) What effect did Poe aim to achieve in moast of his short stories? Which theory did Poe work out in his Philosophy of Composition and who was he inspired by? 2) What are the main feautures of Poe's tales?

*asked by John on July 1, 2012* -
## physics

A 25-kg child sits at the top of a 4-meter slide. After sliding down, the child is traveling at 5 m/s. How much PE does he start with? How much KE does he end with? How much energy is lost to friction? if you push a box across the floor with a force of 30

*asked by Bella on February 27, 2017* -
## physics

A 91 kg student eats a 200 Calorie doughnut. To “burn it off”, he decides to climb the steps of a tall building. (1 food Calorie = 10^3 Calories.) How high would he have to climb to expend an equivalent amount of work? The acceleration of gravity is

*asked by dillon on January 15, 2014* -
## Calculus

A fully plane has a constant acceleration while moving down a runaway. the plane requires .7 mile of runaway and a speed of 160 miles per hour in order to lift off. what is the planes accelearation? i need the formula cause the one i have doesnt work cause

*asked by Nancy on December 8, 2009* -
## physics

Orange light with a wavelength of 6.00x102nm is directed at a metallic surface with a work function of 1.60eV. Calculate: a) The maximum kinetic energy of the emitted electrons b) Their maximum speed c) The cutoff potential necessary to stop these

*asked by Anonymous on June 6, 2013* -
## Physics

Know matter how i work it out, i keep getting the wrong answers. please help!!! i only have two more submissions before it closes on me. A sample of blood is placed in a centrifuge of radius 14.0 cm. The mass of a red blood cell is 3.0 x 10^-16 kg, and the

*asked by Please Help!!! on March 7, 2014* -
## reading

Who is the antagonist in the book, Death Be Not Proud? Also, what type of conflict is it and what is the climax of the story? Is the climax when Johnny starts having a stiff neck and they discover he has a tumor in his brain? And what is the dialect of the

*asked by aj on August 30, 2007* -
## geometry

Sam went to the park and saw a work crew putting in a square garden. She found a tape measure that was stretched between opposite corners with a measurement of 171.1 feet and decided to find the area. What is the area of the square in yards?

*asked by beck on May 19, 2013* -
## SCIENCE

I have to find research about Jan van Helmont's work on Spontaneous Generation and I am having trouble finding info. about it and how he conducted the experiment..also i have to figure out the strengths and weaknesses of the experiment and is it considered

*asked by Amanda on May 24, 2008* -
## Physics

How much work does it take for the average person (Weight = 700 N) to climb a 10-story tall building (consider each story to be about 3 m)? What fraction is this of the energy in a typical candy bar? (Ecandy bar = 250 Calories and 1 Calorie = 4186 Joules)

*asked by Janiqua on March 11, 2016* -
## English

Complete the sentences. My answers are with capital Amanda had become an expert in her field by the time she is 25. She told us how SHE HAS BEEN WORKING her way through college when the company HAD RECRUITED her. She told us SHE’D BEGUN TO WORK as an

*asked by Alex on October 11, 2017*

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